package com.sky.service;

import com.sky.vo.OrderReportVO;
import com.sky.vo.SalesTop10ReportVO;
import com.sky.vo.TurnoverReportVO;
import com.sky.vo.UserReportVO;

import javax.servlet.http.HttpServletResponse;
import java.time.LocalDate;

public interface ReportService {
    /**
     *  营业额统计
     * @param begin
     * @param end
     * @return
     */
    TurnoverReportVO turnoverStatistics(LocalDate begin, LocalDate end);

    /**
     *  用户统计
     * @param begin
     * @param end
     * @return
     */
    UserReportVO userStatistics(LocalDate begin, LocalDate end);

    /**
     * 订单数量统计
     *
     * @param begin
     * @param end
     * @return
     */
    OrderReportVO ordersStatistics(LocalDate begin, LocalDate end);
    /*
    top10
     */
    SalesTop10ReportVO top10(LocalDate begin, LocalDate end);
    // 生成Excel 响应给前端
    void export(HttpServletResponse response);
}
